Move frog dart:dom from fields to getters/setters.

client/dom/generated/src/frog/ClientRect.dart

Index: client/dom/generated/src/frog/ClientRect.dart
diff --git a/client/dom/generated/src/frog/ClientRect.dart b/client/dom/generated/src/frog/ClientRect.dart
index 803bed756ecef4b00219f399ccf0439fdfc2d8c6..a8ac87ed5e4d858d7c02e3fcaf38629ed14252c0 100644
--- a/client/dom/generated/src/frog/ClientRect.dart
+++ b/client/dom/generated/src/frog/ClientRect.dart
@@ -1,17 +1,17 @@
 
 class ClientRect native "*ClientRect" {
 
-  num bottom;
+  num get bottom() native "return this.bottom;";
 
-  num height;
+  num get height() native "return this.height;";
 
-  num left;
+  num get left() native "return this.left;";
 
-  num right;
+  num get right() native "return this.right;";
 
-  num top;
+  num get top() native "return this.top;";
 
-  num width;
+  num get width() native "return this.width;";
 
   var dartObjectLocalStorage;